/**
 *  Copyright 2011 classic-commerce
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 * This class represents the cart summary widget that displays, at a glance, the
 * basic details of the content of the current cart. It allows the user to see
 * the quantity of items current in the cart and the sub total (without
 * applying the applicable taxes) amount cost of the items.
 *
 * @author: Cristian Olaru (colaru@gmail.com)
 *
 */
package ca.ioniq.server.builder;

import java.util.HashSet;
import java.util.Set;

import ca.ioniq.shared.entity.Cart;
import ca.ioniq.shared.entity.Item;
import ca.ioniq.shared.entity.User;

public class CartBuilder {

	private Long id;
	private User user;
	private Set<Item> items = new HashSet<Item>(0);

	public static CartBuilder aCart() {
		return new CartBuilder();
	}

	public CartBuilder withId(Long id) {
		this.id = id;
		return this;
	}

	public CartBuilder withNoId() {
		this.id = null;
		return this;
	}

	public CartBuilder withUser(User user) {
		this.user = user;
		return this;
	}
	
	public CartBuilder withItems(Set<Item> items) {
		this.items = items;
		return this;
	}	

	
	public CartBuilder withNoItems() {
		this.items = null;
		return this;
	}	
	
	public Cart build() {
		Cart cart = new Cart();
		cart.setId(id);
		cart.setUser(user);
		cart.setItems(items);
		return cart;
	}
}
